Publications
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Newsletters: a weekly summary of news about Bitcoin and LN development.
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Blog posts: Occasional updates and reference material from the Optech team.
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Podcast Episodes: Audio discussions of our newsletters.
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Bitcoin Optech Newsletter #378
This week’s newsletter announces four vulnerabilities affecting older versions of the Bitcoin Core full node. Also included are our regular sections summarizing popular questions and answers from the Bitcoin Stack Exchange, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #377 Recap Podcast
Gustavo Flores Echaiz and Mike Schmidt are joined by Abubakar Sadiq Ismail and Carla Kirk-Cohen to discuss Newsletter #377.
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Bitcoin Optech Newsletter #377
This week’s newsletter summarizes an idea to use cluster mempool to detect block template feerate increases and shares an update on channel jamming mitigation simulation results. Also included are our regular sections describing recent changes to services and client software, announcing new releases and release candidates, and summarizing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #376 Recap Podcast
Gustavo Flores Echaiz and Mike Schmidt are joined by Francesco Madonna and supertestnet to discuss Newsletter #376.
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Bitcoin Optech Newsletter #376
This week’s newsletter shares an update on the proposal for nodes to share their current block template and summarizes a paper outlining a covenant-less vault construction. Also included are our regular sections announcing new releases and release candidates and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #375 Recap Podcast
Gustavo Flores Echaiz and Mike Schmidt are joined by Sindura Saraswathi, ZmnSCPxj, and Eugene Siegel to discuss Newsletter #375.
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Bitcoin Optech Newsletter #375
This week’s newsletter describes research into tradeoffs between usability and security in threshold signatures, summarizes an approach to convert nested threshold signatures into a single-layer signing group, and examines the extent to which data could be embedded in the UTXO set under a restrictive set of rules. Also included are our regular sections summarizing a Bitcoin Core PR Review Club meeting, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #374 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Gustavo Flores Echaiz to discuss Newsletter #374.
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Bitcoin Optech Newsletter #374
This week’s newsletter includes our regular sections summarizing discussion about changing Bitcoin’s consensus rules, announcing new release and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #373 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Matt Morehouse, Daniela Brozzoni, and Gustavo Flores Echaiz to discuss Newsletter #373.
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Bitcoin Optech Newsletter #373
This week’s newsletter summarizes a vulnerability affecting old versions of Eclair and summarizes research into full node feerate settings. Also included are our regular sections summarizing popular questions and answers on the Bitcoin Stack Exchange, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #372 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by ZmnSCPxj and Constantine Doumanidis to discuss Newsletter #372.
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Bitcoin Optech Newsletter #372
This week’s newsletter summarizes a proposal to enhance LN redundant overpayments and links to a discussion about potential partitioning attacks against full nodes. Also included are our regular sections describing recent changes to services and client software, announcing new releases and release candidates, and summarizing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #371 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Jonas Nick and Bastien Teinturier to discuss Newsletter #371.
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Bitcoin Optech Newsletter #371
This week’s newsletter announces the availability of a workbook dedicated to provable cryptography. Also included are our regular sections with links to new releases and release candidates, plus descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #370 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Russell O’Connor, Olaoluwa Osuntokun, and Jeremy Rubin to discuss Newsletter #370.
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Bitcoin Optech Newsletter #370
This week’s newsletter includes our regular sections summarizing discussion about changing Bitcoin’s consensus rules, announcing new release and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #369 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Bruno Garcia and Liam Eagen to discuss Newsletter #369.
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Bitcoin Optech Newsletter #369
This week’s newsletter shares an update on differential fuzzing of Bitcoin and LN implementations and links to a new paper about garbled locks for accountable computing contracts. Also included are our regular sections summarizing popular questions and answers from the Bitcoin Stack Exchange, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #368 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #368.
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